{"id":8980,"date":"2024-08-11T12:09:43","date_gmt":"2024-08-11T04:09:43","guid":{"rendered":"https:\/\/tommykwan.com\/blog\/?p=8980"},"modified":"2026-02-02T23:46:35","modified_gmt":"2026-02-02T15:46:35","slug":"number-of-spark-plug-in-each-cylinder-of-general-aircraft","status":"publish","type":"post","link":"https:\/\/tommykwan.com\/blog\/aviation\/number-of-spark-plug-in-each-cylinder-of-general-aircraft\/","title":{"rendered":"Number of spark plug in each cylinder of general aircraft?"},"content":{"rendered":"<p>Reference:<\/p>\n<p><a href=\"https:\/\/www.championaerospace.com\/services\/piston\">Piston Archives &#8211; Champion Aerospace<\/a><\/p>\n<p><a href=\"https:\/\/www.boldmethod.com\/learn-to-fly\/aircraft-systems\/why-aircraft-engines-have-two-spark-plugs-per-cylinder\/\">Why Do Aircraft Engines Have Two Spark Plugs Per Cylinder? | Boldmethod<\/a><\/p>\n<p><a href=\"https:\/\/www.aopa.org\/news-and-media\/all-news\/2018\/december\/flight-training-magazine\/how-it-works-spark-plugs\">How it works: Spark plugs &#8211; AOPA<\/a><\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><strong>\u6eab\u6545\u77e5\u65b0: In general, GA piston aircraft, <span style=\"color: #ff0000;\">\u6bcf\u500bcylinder<\/span> \u90fd\u6709<span style=\"color: #ff0000;\">\u5169\u500b spark plugs<\/span><\/strong><\/p>\n<p>Modern airplane engines are required by to have a dual ignition system \u2013 that is, two separate magnetos to supply the electric current to the two spark plugs contained in each cylinder.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/pilotinstitute.com\/wp-content\/uploads\/2022\/01\/magnetos.png\" \/><\/p>\n<p>Dual spark plugs are important for 3 major reasons:<\/p>\n<ol>\n<li>Reliability<\/li>\n<li>More Power<\/li>\n<li>Even Combustion<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Reference: Piston Archives &#8211; Champion Aerospace Why Do Aircraft Engines Have Two Spark Plugs Per Cylinder? | Boldmethod How it works: Spark plugs &#8211; AOPA &nbsp; \u6eab\u6545\u77e5\u65b0: In general, GA piston aircraft, \u6bcf\u500bcylinder \u90fd\u6709\u5169\u500b spark plugs Modern airplane engines are required by to have a dual ignition system \u2013 that is, two separate magnetos to<a class=\"read-more \" href=\"https:\/\/tommykwan.com\/blog\/aviation\/number-of-spark-plug-in-each-cylinder-of-general-aircraft\/\" title=\"Read More\"> <span class=\"button default\">Read More<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[64],"tags":[],"class_list":["post-8980","post","type-post","status-publish","format-standard","hentry","category-aviation"],"_links":{"self":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/8980","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/comments?post=8980"}],"version-history":[{"count":2,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/8980\/revisions"}],"predecessor-version":[{"id":10338,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/8980\/revisions\/10338"}],"wp:attachment":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/media?parent=8980"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/categories?post=8980"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/tags?post=8980"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}